wget --keep-session-cookies --save-cookies=cookies.txt --post-data 'username=wenhui.chen@cn.bosch.com&password=C5280w3469h*&submit=Login' https://www.cityscapes-dataset.com/login/

wget --load-cookies cookies.txt --content-disposition https://www.cityscapes-dataset.com/file-handling/?packageID=1
